Fell-finding means for looms



May 26, 1925 1,539,425 M. PEPLING FELL FINDING MEANS FOR LOOMS Filed Oct. 6, 1923 2 Sheets-Sheet l mofmfr Patented May 26, 1925. l

: Merereserrrpmefer nELL-,EINDJENG MEANS FOR Looivrs.

To all whom t may concern: v.

Be it known that I, MARINUS PEPLING, a

' citizen of the United States, residing at Paterson, in the countylof `Passaic and State of New `Jersey, haye 'invented certain new and useful lmprovelnents vin Fell-'Finding Means for/Lemme encheelfolpwing l thereof, the ff'orward end of the' rppe car-V rying the weight c andv 'the'frearwaradgend` a specification.

This invention relates to Ainelal'ns vfor determining in weaying V:the 4position yof* -the fell of the rcloth with'nreference to the true fell line, as. when sheet' of eloth and warp has te undergo a setting beek ipl the loon; `following kthe rayelling" out of some ef thepieks ef Wefedrre 'jte serpe feele ie the weaving. rThen any `such settingback of the sheet of eloth warp `is effected at present it is yery difficult to'Y Fjoin prop,- erly, the firstl one "or niore .picks rafterthe wearing is resumedharing e .tee ereweled er teereueh speeerl arrangement inthe ele-fh due to the sheet notjhaying'beengset back with ehe'eew fell aeerrretelye register with thewtrl-lefellflinie.l i My riereetee aires prrlepelly te everwms as eieculeyey providing the pom with means whereby te step thebeekwerd movement of the ytake-upnieansn shifting the sheet et 010th! eed werp. beekirerd, ier.

lee-dieten ppep therer tellreifsreregfwi'th the true fell lille-l ll @he Speef@ ferm '0f the inventio-nherein set forth way 'oferample the eetualsteppeg Ineens erebedes the usuel heldeg lpepr fer t`he terre-ep Ineens and Whenthesheet ef eleth eed Werp is to be set peek this stepping" reeees is shifted', @leer ef ithereke-11p reeees eridhelfl in the retraete'd positionfhy 'detent nieans wheh thee lsteeds preieebrg 'refe 4the shed ef the rra-rp inthe path' eireerwerrl movelnent of the new fell, so that when the setting hack of `saidsheet Ioccurs :thedetent means ellbe shifted, tripping the stepping Ineens se the-t t reelrge'ges the @alie-rip means Fand steps its rearward ginovenlent (rotation). v Y

In ythe drawings,

Fgl -s @side-elevati@ eff .e leere eer- `bedyng my ipveetpn; l

E'g. 2 isha plan ofthe hreast h earn ofthe loorn, the ,sheet of cloth Aand warp and certain of theparts of my invention; i

Fiese eed `sfere seetiees ee'leesf and/l, Figl;

* Fig. 'e is a Yplee ef eertaeperts; enel Vho e Fig. Gis a side eleyatien of "those parts f5 N' i of ny inechanisni which are movuntdfpn the breast-beam. 4

warp fbean b journaled in the frame;l andl having ythe coil of a krope c aronnd'onend,

the heavier lo2 so the ,.s'h'etvof cloth and warp `1s subjectfto a' constant 'rearward pull and occasinallyasftlie "sheet'fqf cloth and Awarp is adyanced, Itheweight c touches theyfloor and. so brin-gs. about-"fthe letoif or forward rotary',nio'tienfv or ,slip the, 'beam b,"- the Y whiproll`V Tand 'b'eastbean; CZ', oyer which' the fsheet', ofclotliwA` and warp B lis s'tiletchedd;"the take-u "Vor 'cloth ,leeainl e connected "by 'gearing'f with the pieklor ratchet wheel `which':may he advanced stephy stepliy the lleren'fifa' tdated from some 'reciprocating vpart `not shown). of -theloom and haring a. pawl' it shown @meegegaan .rie er) to-"engage the teeth of said wheel; thehatten-including structure lrecpro'cated''from thewferailil; shaft through the pitnien 7c; andthe harness Z for ,formingthefs edsC V in thef'warp.

'm is the` usual holding`-pawl ratchet wheel, piyotedin lthe frame.

\ On lthe hack offthe breast-*beam [are 'fixed l two `braclkets n; suitablyl spacedfromy each other hrizontally.` yIn the's'eifliied a eliaft ,o square cross-section'fand jornaledgin the' brackets;l rearward 'of this" shaft, is anothenshaft also'sqlia're4 in cross'sehtin. The latter shaft l`is f kept -fronti "endwsel inoyement by having ,its inner end reduced-'to 4form a shoulder abuttingfthe'inner vbracket and carrying a 'fined ,collar `g xwhich ahuts the 'outer'bracket.- At'its outer end shaft 1j has atliXed thereto, yby ,a st1sc1fe'wafa Crank awhieh lis lolonneotedfltv the .Daryl m lbythe link t. A fairlyfstrongspring y.,

onen @http Shaft; p anar-engaged, non@ and @ee VWith a collar i; 'thereon and t thed'other -end with the/outer Yloraclret, Y tends to vturn nthe shaft ,in thedirection `to depress -thieV cnaiilr and therefore the pawl sowas' to lio-ldfth'e latter l'engaged withlthg` teeth of the 'ratchetwheel.. 'Tlfie'shaft p 'also carpiesy an" 'ya projecting upwardly; this-arm has a square "through whioltthe shaft extends, so

that whilefthearin isgfled utofturn with the epee, it; 'may epeeloegieedieely there@ freeA end of this armi is a hole w"penetrating it a-t'right angles tof the shaft and receiving a pin as which protrudes at the sides of the arm adjaeentY the "breast-bearn and Vmay" yield therefro-m against the tensionl of y i I nowflets back the sheet of cloth and warp, 4as by.,having-iirstdisengaged theV pawlh.

light springl y. v 1 I On vthe shaft 0 is arranged togslide length.-

ivise thereof a bracket e vwhich has a fork ef" between the membersofwhich the arm in v K isarranged, so that when the bracket is shifted the f arm travels withygit. The

.bracket is-keptfrom turning on the shaft, or vinthe uprightfposition shown in Fig. .4,

,having a square hole receiving and fitting 1t, as shown in said'igure, andwhen 1t has beenshifted to anyposition on the shaft it may be there held by ak set-screwg2. `In

bracket is journa-led. a vertical spindlev 8.011

-which is fixed an ovoid arm Llyswhich', when the spindle lis vturned counter-clockwise as viewed in Fig; 2, acts; as a cam, its pointed or free endlthen wiping against the armzw {(then held by spring `u `in the 4position of '(Figpll) andcammin litvaside andincidentally camming back t e pin w. The spindle is normally turned `in the clockwise-direc,-

tion/in Fig. 2 byV a spring ,5 having its end engagedwith the arm *ligand bracket @,Qbeing coiled about the spindle.

, l f @n the upper endof the spindlevisxanvrarrn preferably formed ingtwopartsas follows; Thepart 6 is-iired tothe spindle and has an opening 6a therein; and alongitudinal slot 6?. The part 7 has its outer end turned off )bliquelyV (toward `the ysheet of cloth Vand .iv-arp), as at 7, andits inner endb threadved and equipped .With-a nut 8; it is journaled. in .A lugs 6c dependingvfrom` part 6 and has itsnut `Sreoeived in and fitting the opening v6250. that a n iieromet-er adjustment of the part 7 lengthwiseof part 6 is afforded, `9 is a set-screw. tapped into part 7 and penetrating slot 6", for securing partv v7 rigidly to part* 6 Vwhen the adjustmenthas beenef'r'ected." y y 'lfhedevice is used 'as follows: The normal f posgition'of the'detector or detent means `constituted by the spindle and "itstwo arms Y lis that shown by dottedlines in Fig. Q, in

which'position it is held by the spring VAt this timethis member, the detector, `is ,clear ofthe arm w so thatthe pawl yis enl gaged with. the ratehetwheel andso holds the take-up meansagainst re-rotation each Vtime itis. advanced by the paWlJi/.j In

theweaver first swings the detector Vto the. y full-line position in Fig. 2. In thisthef arm order. on shifting back the sheet of cloth j and warpfor any purpose (aswhen there hasibeen a fault in the weaving necessitatying `the ravelling out Vof some of` the` weft) to bring the (new)V fell to the true fell line,

w isvcammed, aseXpla-ined, away from the xrelationjto thefell ofthe cloth.

backward.

breast-beam, resulting in clearing pawl m from the ratclietffwheelf, the deteetor lbeing l lnowv retained in 'this position (holding the fromf the ratchet wheel, and immediately upon thelfell of theclot'h engaging and so-V v: i' i moving 'the deteetor the latter presses back and vser clearspina nand swinging vtoA its normal posltion underithe vimpulse of, spring 5 releases arm Le and] consequently the. pawl `m,vv.h1ch re5engages, the ratchet wheel and so stops'any further letting v.backf of said;

sheet.v4 The part 7 is adjusted, ofv course, p Y so'as to be adapted tobring about the tripr the body portion and an overhang e? 4of the ping of the arm w, 'pawl'nt and thejc'onneetion's between tl1e1n,ivhen the detector is in thepositi'onvof Fig, 2. v

A light spring y is employed'so that the slightest pressure `of v the cloth against the employed so .that whenf the detector releases the Stopping.meansftheiaaer'Win actin, 1

the partsltli'at kare" carried Aby theA bracket,

Vdetector will suiceftocausethe/tripping. Y i Y On .the otherxhand, astronger spring'fufvis.I90 Y 'are shiftablezlengthwiseof the lshafts o; Y

was to be aupa-. 1` to' any widrhrof'fbfic. y So far as I awarev it notonly-new s to utilize ,thel Vsheet ofwarpfandfoloth to control ,means for( stop-ping its shifting back- `Wardl but it isfalso newto cause said sheet finthe shifting thereofltofeffeet release of an elementpsuch asthe detector adapted to `be thrown to` a definite position andk thereby indicate. thatin the shifting said sheet hasv assumed a predetermined 'positionl. It' ,is

also new, to provide a ,system offparts `in-i vcluding means to l. hold theA take-up means against backwardk movement and .aIfell-gagingmeansi'ltheend 7 of detector 7 serving as the gage) 1movable .into and out o f gagmg` Having. Ythus fully `describedffm'yp invention, whatlfelaim and ydesire to secure by LetterswPatentiis:

r l. In a `loom,thecomb nism to maintain fthe .sheet of warp and cloth taut and shift the same forward or'. backthe cloth, and means, havinga movabley con-v trolling part arranged?` rearward of and adapted vto be actuated by ,theifell ofi the cloth, to stopthe backward' movement of the take-upmeans on shi-ftingthef sheet 2. Ina loom, theicoinbination Vof mechanism to maintain the sheet of warp and cloth inationv of i mechal \vard, said mechanism including. aforWard- '-120 taut and shift the same forward or Vback;l

ward, said mechanism including a forwardand-backwardmovab1e take-up means for the cloth, means to form a. shed in the warp, and means, having a. movable controlling part projecting laterally into the shed and adapted to be actuated by the forward part thereof, to stop the backward movement of the take-up means on shifting the sheet backward.

3. In a loom, the combination of mechanism to maintain the sheet of warp and cloth taut and shift the same forward or backward, and indicator means normally urged to a definite position, and means to releasably hold said indicator means out of said position, the sheet on being shifted being adapted to engage and release the indicator means from the holding means.

4. In a loom, the combination of mecha nism to maintain the sheet of warp and cloth taut and shift the same forward or backward, said mechanism including a forwarda-nd-backward-movable take-up means` for thecloth, and a movable system of parts including means to hold the take-up means against backward movement and a fellgaging mea-ns movable into and out of gaging relation to the fell of the cloth.

In testimony whereof I affix my signature.

MARINUS PEPLING. 

